<template>
    <div>
        <!-- <h3>哈哈哈哈哈</h3> -->
        <!-- 顶部滑动条 -->
        <div id="slider" class="mui-slider">
            <div id="sliderSegmentedControl" class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted">
                <div class="mui-scroll">
                    <a :class="['mui-control-item', item.id==0?'mui-active':'']" v-for="item in cate"
                     :key="item.id" @click="getphootolistBycateId(item.id)">
                        {{item.title}}
                    </a>
                    
                </div>
            </div>

        </div>

        <!-- 图片 -->
        <ul class="photo-list">
            <router-link tag="li" v-for="item in list" :key="item.id" :to="'/home/photoinfo/' + item.id ">
                <img v-lazy="item.img_url">
                <div class="info">
                    <h1 class="info-title">{{ item.title }}</h1>
                    <div class="info-body">{{ item.zhaiyao }}</div>
                </div>
            </router-link>
        </ul>



    </div>
</template>

<script>
import mui from '../../lib/mui/js/mui.js'



    export default{
        data() {
            return {
                cate : [],
                list : [],
            }
        },
        created() {
            this.getallphoto();

            this.getphootolistBycateId(0);
        },
        mounted() {
            //初始化互动控件
            mui('.mui-scroll-wrapper').scroll({
                deceleration: 0.0005 //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
            });
        },
        methods: {
            getallphoto(){
                this.$http.get('api/getimgcategory').then(result => {
                    if(result.body.status === 0){
                        result.body.message.unshift({title : '全部',id : 0})
                        this.cate = result.body.message
                    }
                })
            },
            getphootolistBycateId(cateId){
                this.$http.get('api/getimages/' + cateId).then(result => {
                    if(result.body.status === 0){
                        this.list = result.body.message
                    }
                })
            }
        },
    }
</script>

<style lang="scss" scoped>
    * {
        touch-action: pan-y;
    }

    
    .photo-list {
        list-style: none;
        margin: 0;
        padding: 10px;
        padding-bottom: 0;
        li {
            background-color: #ccc;
            text-align: center;
            margin-bottom: 10px;
            box-shadow: 0 0 9px #999;
            position: relative;
            img {
            width: 100%;
            vertical-align: middle;
            position: relative;
            }
            img[lazy="loading"] {
            width: 40px;
            height: 300px;
            margin: auto;
            }

            .info {
            color: white;
            text-align: left;
            position: absolute;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.4);  //设置半透明
            max-height: 84px;
                .info-title {
                    font-size: 14px;
                }
                .info-body {
                    font-size: 13px;
                }
            }
        }
    }

</style>


